baber/WOPTO huggingface dataset:
Patent JP-H06151740-A (JP)
Title: Power semiconductor device
Inventor: YAMAGUCHI HITOSHI
IPC: H01L21/8236
Filed: 1992-11-12
Abstract: PURPOSE:To provide a power semiconductor device wherein transistors are surely restrained front interfering mutually with each other when V-DMOS power transistors are formed on the same semiconductor chip. CONSTITUTION:A semiconductor substrate 11 is composed of a first N<+> substrate 12 and a second N<-> substrate 13, first and second V-DMOS transistors, 100 and 200, are formed on the primary surface of the second substrate 13, two trench isolating oxide films 151 and 152 are provided along a boundary line between the transistors 100 and 200, and a P diffusion layer 16 is provided between the oxide films 151 and 152. At this point, the trench oxide films 151 and 152 are formed so deep as to reach the first substrate 12, the P diffusion layer 16 is connected to a grounding potential, and currents flowing out of the sources of the V-DMOS transistors when a parasitic PNP transistor is kept in an ON-state are absorbed in the P diffusion layer 16.
Patent JP-2000132685-A (JP)
Title: Method for inspecting external appearance
Inventor: NAOHARA HAJIME
IPC: G06T7/00
Filed: 1998-10-23
Abstract: PROBLEM TO BE SOLVED: To realize an external appearance inspecting method, by which a defect which occurs in the stripe part of an object to be inspected having a stripe patterns is detected by using an image processing. SOLUTION: The image of an object to be inspected is picked-up, a pre- processing including at least a differential processing is executed to the obtained multi-level image, the image where the feature of gradation change is extracted is obtained, and to a good product image which has been feature-extracted the component pixels of stripes are detected by executing scanning on a stripe searching line which is previously set to cross the stripes, the feature line of the stripe is separated from a background by tracking and processing the component pixel of the stripes with the detected component pixel of the stripes as a starting point, the feature line of the stripes extracted from a good product image is adopted as an inspection line against the image to be inspected and the image to be inspected is inspected along the inspection line so that a defect is detected.
Patent JP-H02148221-A (JP)
Title: Microcontroller
Inventor: TAZUMI MAKOTO
IPC: G06F9/35
Filed: 1988-11-30
Abstract: PURPOSE:To constitute the microcontroller so that a preceding instruction can be executed without decoding it again after the succeeding instruction is executed prior to the execution of the preceding instruction by saving information required for executing the instruction of a microprogram to the microprogram. CONSTITUTION:When it is designated to execute the succeeding instruction first, the present microaddress and information required for executing other instruction are saved to microstacks 6, 10 as they are, a micro-instruction output part 3 generates the outputs a specific micro-instruction, and the execution of the succeeding instruction is started. Subsequently, by instructing read-out of the microstacks 6, 10 in the micro-instruction outputted in the end of a microprogram of the succeeding instruction required for being executed first, the start address of the microprogram of the preceding saved instruction and information required for executing the instruction are read out of the microstacks 6, 10 and the preceding instruction is executed. In such a manner, after the succeeding instruction is executed, the preceding instruction can be executed easily.
Patent JP-H06152292-A (JP)
Title: Production of piezo-electric resonator
Inventor: NOTO KAZUYUKI
IPC: H03H9/02
Filed: 1992-11-13
Abstract: PURPOSE:To properly form a vibration space in the piezo-electric resonator coated by thermosetting resin. CONSTITUTION:Laminated sheets 41 and 42 are attached to a piezo-electric substrate 22 in an area other than the vibration area of it. The laminated sheets 41 and 42 consist of a high thermal expansion layer 43 and a low thermal expansion layer 44. The low thermal expansion layer 44 is turned to the piezo-electric substrate 22. Then, thermal setting external resin 34 is applied to cover the piezo-electric substrate 22. By heating the external resin 34 for hardening, parts where no laminated sheets 41 and 42 are attached are deformed to be separated from the piezo-electric substrate 22 based on the difference of the thermal expansion rate. As the result, vibration spaces 47 and 48 are formed.
Patent JP-H03167084-A (JP)
Title: Frame cover for motorcycle
Inventor: TOMIOKA MAKOTO
IPC: B62J23/00
Filed: 1989-11-24
Abstract: PURPOSE:To prevent muddy water or the like from penetrating into each front cover as well as to protect storage parts in the inner part by covering an upper side in the cylinder of an engine with an undercover, and blocking up an interval between lower edges in these symmetrical front covers. CONSTITUTION:A frame 1 is made up of welding each front end of symmetrical main tubes 2 to a head pipe 3, while welding the rear end to each front upper end of symmetrical center plates 4 likewise. As for an engine 7, its cylinder 8 is tilted forward so as to go along the lower side of the main tube 2. In addition, electrical equipment parts 10 including an oil tank 9 and a horn or the like are installed in space between these main tubes 2. As for a front part of the frame 1, both sides is covered with right and left front covers 11, the upper side with a top cover 12 and the rear part with a side cover 13, respectively. On the other hand, an under cover 18 is extended up to a lower end rear side of the head pipe 3 from an upper side of the cylinder 8.
Patent JP-H01144009-A (JP)
Title: Optical system of light source for endoscope
Inventor: IGARASHI TSUTOMU
IPC: A61B1/06
Filed: 1987-12-01
Abstract: PURPOSE:To obtain good color reproducibility and to reduce the size and weight of a light source device by constituting a light source optical system for an endoscope so as to satisfy specific conditions. CONSTITUTION:The light source optical system for the endoscope constituted of a convergent optical system 2 which converges the light from the light source 1, a magnification conversion optical system 3 which reduces the diameter of the luminous flux past the convergent optical system 2, a positive lens system 5 which condenses the light from the magnification conversion optical system 3, and a rotary filter 4 is so constituted as to satisfy equation I. The angle of inclination of the incident offaxial main ray on the rotary filter 4 is decreased in such a manner, by which the incident angle of the offaxial luminous flux to the rotary filter is decreased. The luminous flux on an interference filter is simultaneously formed to the smaller size to reduce the size of the rotary filter system. In equation I, betaM is the pupil magnification of the magnification conversion optical system 3. The good color reproducibility is thereby obtd. and the size and weight of the light source device are reduced.
Patent JP-H04177982-A (JP)
Title: Signal changeover output device
Inventor: NAKAMURA AKIHIRO
IPC: H04N5/262
Filed: 1990-11-13
Abstract: PURPOSE:To make an overlaid character remarkable and observed easily by selecting a 1st changeover means which outputs an output of an attenuation means or an input picture signal alternatively in response to a character signal or a 2nd changeover means which outputs an output of a 1st changeover means or a character signal delayed by a prescribed time alternatively. CONSTITUTION:Delay circuits 5-7 receive a timing signal outputted from a switching signal generating section 4 and generates a pulse delayed by a prescribed period accordingly and the delay circuits 5-7 and the switching signal generating section 4 are used to control a switcher 9. That is, a 1st changeover means outputting an output of an attenuation means 1 or an input picture signal alternatively in response to a character signal or a 2nd changeover means outputting an output of the 1st changeover means or a character signal delayed by a prescribed time alternatively is selected. Thus, an overlaid character is made distinct and observed easily with respect to a background picture by the input picture signal.
Patent JP-H09130492-A (JP)
Title: Remote control system for electroacoustic device
Inventor: NOZAKI YASUSHI
IPC: H04M11/00
Filed: 1995-10-27
Abstract: PROBLEM TO BE SOLVED: To facilitate the configuration of the system independently of a distance between an operation device and an electroacoustic device by connecting the operation device and the electroacoustic device located apart from the operation device by a telephone line and controlling the electroacoustic device through the telephone line. SOLUTION: In the state of the connection between the operation device 1 and an amplifier main body 2, an operation command representing adjustment of a variable resistor 24 in the main body 2 to minimize a sound volume of a speaker is given to a CPU 12 from an operation section 13 of the operation device 1. The CPU 12 provides an output of control data corresponding to the command. The control data are modulated by a MODEM 31 and sent to the amplifier main body 2 via telephone line 3. Then the data are demodulated by a MODEM 32 and fed to the amplifier main body 2. A CPU 26 in the amplifier main body 2 varies the variable resistor 24 to minimize the sound volume of the speaker according to the received control data.
Patent JP-H07155945-A (JP)
Title: Reinforcement welding method of scallop part in welding column and beam
Inventor: ISHII TAKUMI
IPC: B23K9/02
Filed: 1993-12-03
Abstract: PURPOSE:To enhance the resistance to fatigue destruction by relieving the stress concentration generated in weld zones and the corner parts of scallops without impairing welding procedure characteristics in welding column and beam using wide flange shapes as beam materials. CONSTITUTION:A web 4 is previously provided with the scallop 5 of a size sufficient if the penetration of a backing strip 7 is permitted on an upper flange 2 side of the wide flange shape and the flange groove is subjected to backing strip welding and at the same time the spacing between the backing strip 7 and the web 4 is welded at the time of subjecting a column material 1 and the wide flange shape beam material provided with the scallops 5, 6 to column and beam welding. The lower flange 3 side of the wide flange shape is previously provided with the scallop 6 of the shape of an ordinary method and after the flange groove is subjected to backing strip welding, a packing plate 8 approximate to the shape of the space corresponding to the scallop 6 is fitted into the space and the spacing between the packing plate 8 and the peripheral member enclosing the packing plate 8 is welded. The thickness of the packing plate 8 is specified to >=2 times the thickness of the web of the beam material.
Patent JP-H03165099-A (JP)
Title: Packaging of electronic component
Inventor: GOTO MASATO
IPC: H05K13/02
Filed: 1989-11-22
Abstract: PURPOSE:To ground a nozzle in the center of an upper face of each chip and insure realization of take-up by correcting errors in the direction of Y in such a way that each multinozzle head is rotated prior to take-up of each chip by the use of each nozzle. CONSTITUTION:Prior to packaging of each chip on a board 4, this device is operated tentatively and chips in respective tape units 8 on a table 9 are attracted one after another to a nozzle 6a of each head 5 and then, take-up is performed. Further, errors  y1,  y2, y3... in the direction of Y in respective tape units 8 are detected by transferring these chips to the upper side of an observation device 10 so as to observe them and the errors are stored in a computer. Subsequently, the chips are packaged on the board 4 after performing teaching. In such a case, the errors  y1,  y2,  y3... in the direction of Y that are detected by teaching are corrected by driving a motor 7 and rotating each head around its axial center.
Patent JP-H08145590-A (JP)
Title: Temperature regulator for heat exchanger
Inventor: YABE HIROSHI
IPC: F28D7/16
Filed: 1994-11-15
Abstract: PURPOSE: To permit the control of temperature of process gas, going out of a heat exchanger, by a method wherein the flow rate of the process gas, flowing through the inner bypass tube in the heat exchanger and the heat transfer tubes of the heat exchanger, is regulated in accordance with the operating load of the device. CONSTITUTION: When the operating load of a device is low and the heat transfer area of a heat exchanger becomes excessive, the temperature of process gas, going out of a heat transfer tube 5, becomes lower than a predetermined temperature. In this case, the window of an inner tube 8 is opened to increase the flow rate of high-temperature process gas, passing through the inner bypass tube 2, and maintain the temperature of the process gas, going out of a gas outlet nozzle, at a predetermined temperature. When the operating load of the device is 100%, the inner tube 8 is pivoted to close the outlet port of the inner bypass tube 2 totally to maintain the temperature of the process gas, going out of the gas outlet nozzle, at the predetermined temperature. According to this method, the temperature of process gas, going out of the heat exchanger, can be controlled surely.
Patent JP-H09146280-A (JP)
Title: Light transmitting mechanism and exposure device
Inventor: INAGAKI YUKIHIKO
IPC: G02B26/08
Filed: 1995-11-22
Abstract: PROBLEM TO BE SOLVED: To prevent the rapture of a light transferring member caused by bending action from the outside without making the device larger. SOLUTION: A fixed metal fitting 8 is attached to the emitting port 43 of a light irradiation device 40. A bearing 3 is inserted in the recessed part 8a of the fitting 8. A light guide incident end metal fitting 1 is inserted inside the bearing 3. The bearing 3 is prevented from being pulled out by a pressing plate 5. A light guide 2 is turnably supported by the bearing 3. When bending force or twisting force is exerted on the light guide 2 from the outside, the bearing 3 is rotated to absorb the action of bending stress exerted on the light guide 2.
Patent JP-H03164537-A (JP)
Title: Valve timing controller of internal combustion engine
Inventor: OKUBO SATORU
IPC: F02D13/02
Filed: 1989-11-21
Abstract: PURPOSE:To improve intake/exhaust efficiency and the like by detecting valve timing correctly based on a pressure in a cylinder of an internal combustion engine and a crank angle, and accurately controlling the valve timing according to the deviation between a detection value of the valve timing and a basic value. CONSTITUTION:Pressure in a cylinder of an engine 1 is detected by a means 3 based on the output of pressure sensor 2 in the cylinder, and a crank angle is detected by a means 4. The detected pressure in the cylinder is calculated by a means 5, and thereby the variation rate with respect to the crank angle of pressure in the cylinder is calculated. Valve timing which is open/close timing of an intake/exhaust valve in the engine 1 is detected by a means 6 based on the output. The above detection value of the valve timing is compared by a means 8 with a basic value memorized by a means 7, and the deviation therebetween is detected. The valve timing of the engine 1 is controlled by a means 9 according to the deviation of the detected timing.
Patent JP-H01149874-A (JP)
Title: Adhesive
Inventor: KANBAYASHI TOMIO
IPC: C09J201/00
Filed: 1987-12-07
Abstract: PURPOSE:To obtain an adhesive, suitable for firmly bonding a plastic material, wood, etc., in a short time and useful for high-frequency induction heating bonding, etc., by dispersing metallic foils consisting of a ferromagnetic substance of a specific shape in a specified amount in a thermoplastic resin, etc. CONSTITUTION:The aimed composition obtained by dispersing 70-120pts.wt., preferably 80-100pts.wt. metallic foils (e.g., iron foil) consisting of a ferromagnetic substance having 10-350mum length of minor axis, 1-5 ratio of the major to the minor axes, 1-20mum thickness and 5-20 ratio of the minor axis to the thickness in 100pts.wt. thermoplastic resin (e.g., PE, PP or polyethylene terephthalate or thermosetting resin (e.g., epoxy resin).
Patent JP-H05143949-A (JP)
Title: Magnetic head
Inventor: SUZUKI TOMIO
IPC: G11B21/02
Filed: 1991-11-20
Abstract: PURPOSE:To make the device large in capacity and thin in thickness narrowing the space of a magnetic disk while arranging a head IC and wiring parts on the guide arm side. CONSTITUTION:An FPC 8 with the head IC mounted is attached to the side of a guide arm 6 supporting a slider 4 and a supporting spring 5, and the wiring parts are housed in the guide arm width. An electronic element for amplification is arranged near the head to provide the magnetic head hard to be affected by noise. As the arrangement of the electronic circuit parts is not required on the guide arm surface opposed to the disk surface, enabling narrow pitch.
Patent JP-H10147130-A (JP)
Title: Air-conditioning device for automobile
Inventor: YAJIMA TOSHIO
IPC: B60H1/00
Filed: 1996-11-15
Abstract: PROBLEM TO BE SOLVED: To provide a compact air-conditioning device having a reduced ventilation resistance and an enhanced temperature adjusting ability. SOLUTION: A heater core 24 and an evaporator 23 are vertically arranged in substantially parallel with each other within a unit casing 22, and a cold air passage 29 downstream of the evaporator 23 is formed straight line-like along the unit casing 22 while a hot air passage 28 is formed so as to be curved by offsetting the heat core 24 from the cold air passage. Further, a partition wall 40 for partitioning a cold air blow-off port 31 from hot air blow-off ports 32, 33, and the hot air blow-off ports from the hot air passage is formed therein with a first opening 41 confronting a zone where cold air mainly flows into, and a second opening 42 confronting an air outlet port 24a of the heater core, A first door 43 is attached to the first opening 41 while a second door 44 is attached to the second opening 42 so as to be openable and closable.  These doors 43, 44 are opened and closed and are adjusted for their opening degrees in accordance with an air-conditioning mode.
Patent JP-H0611199-A (JP)
Title: Supercritical helium generating device
Inventor: FUKANO TAKASHI
IPC: F25B9/02
Filed: 1991-11-20
Abstract: PURPOSE:To provide a supercritical helium generating device, capable of generating cryogenic supercritical helium efficiently and stably by a simple constitution for the device. CONSTITUTION:Helium gas in a low-pressure side liquid helium reserving tank 32 is sucked by an ejector 40 to bring the inside of the reserving tank 32 into a condition of low pressure. The driving fluid of the ejector 40 is cooled by heat exchangers 33, 34 in liquid helium reserving tanks 31, 32 to supercritical helium and is introduced into a high-pressure side liquid helium reserving tank through the ejector 40. The liquid helium of the low-pressure side liquid helium tank 32 is supplied while expanding high-pressure and low-temperature helium, deprived by cooling through the first heat exchanger 33 in the high-pressure side liquid helium reserving tank 31, through, a JT value 42.
Patent JP-H08213526-A (JP)
Title: Circuit pack
Inventor: KABUEE AZAA
IPC: H01L23/467
Filed: 1995-10-31
Abstract: PROBLEM TO BE SOLVED: To sufficiently dissipate the heat generated by a high output circuit pack, by installing an united closed loop cooling system in the circuit pack. SOLUTION: An united closed loop cooling system installed in a circuit pack 5 consists of a substrate 15, heat producing component 10 mounted on the substrate 15, a cooling unit 12 installed in a heat conduction relation with a specified one out of the heat producing component 10, a delivery system 20 for delivery cooling fluid, and a cooling fluid moving apparatus 26 for circulating the cooling fluid. The cooling fluid moving apparatus 26 circulates the cooling fluid through a cooling pipe segment 22 and a cooling unit 12, as a continuous loop. The heat generated from the heat producing component 10 is conducted to the cooling fluid in the cooling unit 12. The heat carried by the cooling fluid is dissipated to the external environment by natural convection, while circulating through the cooling pipe segment 22 and the cooling fluid moving apparatus 26. Thereby the heat which the high output circuit pack generates can be sufficiently dissipated.
Patent JP-H01146724-A (JP)
Title: Separating device for vacuum molding pack
Inventor: IIZUKA KOJI
IPC: B29C51/10
Filed: 1987-12-02
Abstract: PURPOSE:To separate a cutting die, a molding pack and a waste material in a short time by placing masking pats having a diameter larger than that of molding pack with a vent in an suction box with a punching plate using as a base plate, on which a partition plate are placed, and providing ports in the suction box and a cover respectively. CONSTITUTION:Packings 3 are placed around the upper section of a lower frame 2 with a number of perforated punching plates used as base plates 1 and an suction box 4 is provided. Elastic masking pats 7 slightly thicker than the depth of the suction box, with a vent A5 running vertically through the central section and with a diameter larger than that of molding pack 6 are arranged according to the arrangement of the molding packs on the bottom of the suction box. A partition plate 12 consisting of a covering sheet 11 having a vent B10 is placed above the masking pats at a position corresponding to the vent A5 and inserted between an intermediate plate A8 and an intermediate plate B9 consisting of punching plates. A cover 13 of the box is placed at the top section and clamped to the box with a clamp 14. A port A15 and a port B16 are provided respectively on the suction box and the cover.
Patent JP-H02151176-A (JP)
Title: Picture signal binary coding device
Inventor: KOBAYASHI KAZUMI
IPC: H04N1/403
Filed: 1988-12-01
Abstract: PURPOSE:To obtain a stable value regardless of a temperature change or a secular change by converting an input signal into a digital signal from an analog signal. CONSTITUTION:An analog signal fed to an input terminal 1 is converted into a multi-value digital signal by an A/D converter 2 and given to a subtractor 3, in which the digital signal is subtracted from an output signal 13D of a preceding time. Then an output signal from an adder/subtractor 6 passes through a temporary storage device 6 to be a signal 13B, which is fed back to the subtractor 3 and the adder/subtractor 6, resulting that a digital signal 12D is integrated. An output signal 15D of a digital adder 9 is compared with a digital signal 12D from an A/D converter 3 at a digital comparator 10. Through the comparison, a signal binarized into white/black level is obtained from an output terminal 11.